8739477632 has 24 divisors (see below), whose sum is σ = 17412785415. Its totient is φ = 4369209984.

The previous prime is 8739477619. The next prime is 8739477641. The reversal of 8739477632 is 2367749378.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 4369738816 + 4369738816 = 66104^2 + 66104^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=66104.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1053533 + ... + 1061795.

Almost surely, 2^8739477632 is an apocalyptic number.

It is an amenable number.

8739477632 is a deficient number, since it is larger than the sum of its proper divisors (8673307783).

8739477632 is an frugal number, since it uses more digits than its factorization.

8739477632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16540 (or 8265 counting only the distinct ones).

The product of its digits is 10668672, while the sum is 56.

The square root of 8739477632 is about 93485.1733271111. The cubic root of 8739477632 is about 2059.8163056108.

The spelling of 8739477632 in words is "eight billion, seven hundred thirty-nine million, four hundred seventy-seven thousand, six hundred thirty-two".